2011127979

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107243}}^1$

素因数の和:107319

約数の個数: 32

約数和(自身を含む): 3294535680

約数和(自身を除く): 1283407701

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 18753, 107243, 321729, 750701, 2037617, 2252103, 5040421, 6112851, 14263319, 15121263, 35282947, 42789957, 95767999, 105848841, 287303997, 670375993, 2011127979]

約数ペア:

[(1, 2011127979), (3, 670375993), (7, 287303997), (19, 105848841), (21, 95767999), (47, 42789957), (57, 35282947), (133, 15121263), (141, 14263319), (329, 6112851), (399, 5040421), (893, 2252103), (987, 2037617), (2679, 750701), (6251, 321729), (18753, 107243)]